This is a set of brackets for use with a T-slot rail. These clamps are useful in many woodworking and metalworking applications for holding, positioning and securing workpieces. Clamping pressure is applied at each position along the T-slot of the integrated T-slot. Sliding into the binding, quick release of the lock nut with the rotation of the hand. T-screw and threaded rod have an 8mm thread. Item Features: This is a set of brackets for use with a T-slot rail. These clamps are useful in many woodworking and metalworking applications for holding, positioning and securing workpieces. Clamping pressure is applied at each position along the T-slot of the integrated T-slot. The T-screw and the threaded rod have an f 8 mm thread. Very diverse Also ideal for clamping devices Features: Main material: metal Main color: silver Thread size: M8 Size: Nominal length: 12mm Box contents: 2 x T-screw and plastic nut only